DHC Technical Publications

* For CL technical publications, please visit: aerialfirefighter.vikingair.com/support/technical-publications

de Havilland Canada aircraft are recognized the world over for their reliability and longevity, and Viking is committed to keeping the fleet operational and in service for years to come. This commitment includes simplifying access to current versions of and revisions to Maintenance and Flight Manuals for DHC-2 Beaver through to DHC-7 Dash 7 aircraft. Viking has worked with Aircraft Technical Publishers (ATP) to provide up-to-date, digital versions of the technical libraries that are easily accessible and available by subscription.

Current Manual Status List, DHC-2 to DHC-7

View LIST

To obtain a subscription to a digital library, please contact ATP:

For more information on digital technical publications, please contact technical.publications@vikingair.com.

Service Bulletins

* For CL service bulletins, please visit: aerialfirefighter.vikingair.com/support/technical-publications

The table below contains the full list of service bulletins that have been issued in relation to DHC-2 Beaver, DHC-3 Otter, DHC-6 Twin Otter and DHC-7 Dash 7 aircraft. This list is for reference purposes only. To purchase a subscription to a digital library, please contact Aircraft Technical Publishers. To obtain a copy of a particular service bulletin or for more information, please contact our Technical Publications Administrator.

Displaying 21 - 40 of 1684

Bulletins RSS

Aircraftsort ascending S/B No. Title Original Issue Latest Issue
DHC-2T 2/54

Not Applicable

DHC-2T 2/39

Seats and Their Attachments - Continuing Integrity

Aug 31, 1984
DHC-2T 2/55

Wing Strut Assembly Lower Attachment Fittings -Eddy Current Inspection

Jun 23, 2006
DHC-2T 2/40

Control Cables -Turnbuckle MS21251B - Precautionary Inspection

Jun 7, 1985
DHC-2T V2SB0001

DHC-2 Type Certificate Ownership Transfer

Feb 1, 2006
DHC-7 7-30-27

Ice and Rain Protection - Introduction of Corrosion Protection Between Ice Shields and Fuselage
- Modification 7/2556
(A/C with S.O.O. 7161)

Dec 4, 1987
DHC-7 7-57-30

Wings - Flap Track No. 4 Canoes
-  Installation of Fuel Drain
-  Modification 7/2536
(A/C Serial Number 3 and Sub.)

Mar 6, 1987 May 8, 1987 'A'
DHC-7 7-11-3

First Aid Kit - Installation of New Label
- Modification 7/1291 (A/C 1, 2 and 4)

May 6, 1978
DHC-7 7-27-87

Flight Controls - Flap Indication System Changes
- Modification 7/2604
Serial Numbers 003 thru 113 except 33, 50, 77, 109 and 110 with Customer Special Installation 78358

Jun 12, 1992
DHC-7 7-53-22

Front Fuselage - Sealing of Gaps in Flight Compartment
- Modification 7/1959
(A/C 1 thru 62)

Sep 10, 1982
DHC-7 7-27-7

Flap Control System - Secondary Drive Shaft Universal Joints
- Special Inspection
(A/C 1 thru 4, 7 and 9)

Sep 18, 1978
DHC-7 7-34-36

Navigation - Conversion of Radio Altimeter Receiver - Transmitter
- Modification 7/2544
(A/C 3 thru 108)

May 22, 1987
DHC-7 7-24-69

Electrical Power - DC Elect. Load Distribution - Replacement of Hardware at Firewall Terminal Block
- Modification 7/2617 All aircraft

Oct 8, 1993
DHC-7 7-32-83

Landing Gear - Replacement of Hydraulic Selector Valve
- Modification 7/2516 (Supersedes Modification 7/2491)
(A/C 3 thru 110)

Nov 21, 1986 Mar 2, 1990 'B'
DHC-7 7-92-1

Cherrymax Rivets, Riveters and Pulling Heads - Conversion form Cherrylock Riveters

Oct 31, 1980
DHC-7 7-23-14

Communications - Audio Integration System Noise Reduction
- Modification 7/2258 (A/C 3 thru 92)

Dec 22, 1982
DHC-7 7-32-3

Nosewheel Steering Actuator - Replacement
- Modification 7/1396
(A/C 1 thru 4 and 7)

Jul 10, 1978
DHC-7 7-61-5

Propellers - To Introduce Thicker Propeller Shaft Flange and Longer Propeller Mounting Bolts
- Modification 7/1663
(A/C 1 thru 25 and 27)

Mar 20, 1981
DHC-7 7-11-19

Labels - Landing Gear Alternate Extension System
- Modification 7/2081
(A/C 1 thru 53)

Sep 4, 1981
DHC-7 7-28-11

Fuel - Low Pressure Warning Switch Wiring Relocation
- Modification 7/1144
(A/C 3 thru 12)

Jul 9, 1982

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